3.97% is the change from 756 to 786
Calculation steps:
[( 786 - 756 ) ÷ 756] x 100 = 3.97%
Formula
Percentage change = [(786 - 756) / 756] x 100
Subtract the new number by the original number
786 - 756 = 30
30 ÷ 756 = 0.03968253968253968
0.03968253968253968 x 100 = 3.97%